<template>
  <div>
    <el-upload
      class="avatar-uploader"
      action="#"
      :show-file-list="false"
      :before-upload="beforeAvatarUpload"
      :http-request="upload"
    >
      <img v-if="imageUrl" :src="imageUrl" class="avatar">
      <i v-else class="el-icon-plus avatar-uploader-icon" />
    </el-upload>
  </div>
</template>

<script>

export default {
  name: 'PayloadImg',

  data() {
    return {
      imageUrl: '',
      userId: this.$route.params.id
    }
  },

  methods: {
    beforeAvatarUpload(file) {
      const isJPG = file.type === 'image/jpeg'
      const isLt2M = file.size / 1024 / 1024 < 2

      if (!isJPG) {
        this.$message.error('上传头像图片只能是 JPG 格式!')
      }
      if (!isLt2M) {
        this.$message.error('上传头像图片大小不能超过 2MB!')
      }
      return isJPG && isLt2M
    },

    upload({ file }) {
      if (file) {
        var COS = require('cos-js-sdk-v5')

        // SECRETID 和 SECRETKEY请登录 https://console.cloud.tencent.com/cam/capi 进行查看和管理
        var cos = new COS({
          SecretId: 'AKIDKUN0NTIq78sLXS6TaQzHH6eutd6IDrFM',
          SecretKey: 'rRkmX1FCrFNEo7AwQdZFdka9RSCgtpUs'
        })
        cos.putObject({
          Bucket: 'gpw-1301169799', /* 必须 存储桶名称*/
          Region: 'ap-nanjing', /* 存储桶所在地域，必须字段 */
          Key: file.name, /* 必须 */
          StorageClass: 'STANDARD',
          Body: file, // 上传文件对象
          onProgress: function(progressData) {
            console.log(JSON.parse(progressData))
          }
        }, (err, data) => {
          if (!err) {
            this.imageUrl = 'https://' + data.Location
          }
        })
      }
    }
  }
}
</script>
<style>
.avatar-uploader .el-upload {
  border: 1px dashed #d9d9d9;
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.avatar-uploader .el-upload:hover {
  border-color: #409eff;
}
.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 178px;
  height: 178px;
  line-height: 178px;
  text-align: center;
}
.avatar {
  width: 178px;
  height: 178px;
  display: block;
}
</style>
